Source : Webster's Revised Unabridged Dictionary (1913)

Imprison \Im*pris"on\, v. t. [imp. & p. p. {Imprisoned}; p. pr.
   & vb. n. {Imprisoning}.] [OE. enprisonen, OF. enprisoner, F.
   emprisonner; pref. en- (L. in) + F. & OF. prison. See
   {Prison}.]
   1. To put in prison or jail; To arrest and detain in custody;
      to confine.

            He imprisoned was in chains remediles. --Spenser.

   2. To limit, restrain, or confine in any way.

            Try to imprison the resistless wind.  --Dryden.

   Syn: To incarcerate; confine; immure.

Source : WordNet®

imprisoned
     adj : in captivity [syn: {captive}, {confined}, {jailed}]